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紫铜密封垫圈（DIN7603）
| 公称尺寸 | 内径（mm） | 外径（mm） | 厚度（mm） | 重量（kg/1000个） |
| 8x11.5 | 8.2 | 11.4 | 1 | 0.39 |
| 10x13.5 | 10.2 | 13.4 | 0.59 | |
| 12x16 | 12.2 | 15.9 | 1.5 | 0.96 |
| 14x18 | 14.2 | 17.9 | 1.17 | |
| 16x20 | 16.2 | 19.9 | 1.23 | |
| 17x21 | 17.2 | 20.9 | 1.43 | |
| 18x22 | 18.2 | 21.9 | 1.47 | |
| 20x24 | 20.2 | 23.9 | 1.51 | |
| 21x26 | 21.2 | 25.9 | 2.22 | |
| 22x27 | 22.2 | 26.9 | 2.23 | |
| 24x29 | 24.3 | 28.9 | 2.31 | |
| 27x32 | 27.3 | 31.9 | 3.64 | |
| 30x36 | 30.3 | 35.9 | 2 | 4.57 |
| 33x39 | 33.3 | 38.9 | 5.44 | |
| 36x42 | 36.3 | 41.9 | 5.6 | |
| 39x46 | 39.3 | 45.9 | 6.93 | |
| 42x49 | 42.3 | 48.9 | 8.15 | |
| 45x52 | 45.3 | 51.9 | 8.91 | |
| 48x55 | 48.3 | 54.9 | 9.23 | |
| 52x60 | 52.5 | 59.8 | 10.36 | |
| 54x62 | 54.5 | 61.8 | 10.37 | |
| 56x64 | 56.5 | 63.8 | 12.61 | |
| 60x68 | 60.5 | 67.8 | 2.5 | 14.8 |
| 64x72 | 64.5 | 71.8 | 19.2 | |
| 75x84 | 75.5 | 83.8 | 22.3 | |
| 90x100 | 90.7 | 99.8 | 29.5 |
材质：纯铜
厚度：1mm-2.5mm
适用于管螺纹
